1. If sinh (x) = , find (i) cosh (2x) and (ii) sinh (2x).
Sol:
2. Prove that for x ≠ 0.
Sol:
3. If sinhx = 1/2, find the value of cosh2x+sinh2x.
Sol:
4. If sinhx = 5, show that
Sol:
5. Show that
Sol:
6. If coshx =5/2, find the values of (i) cosh (2x) and (ii) sinh (2x).
Sol:
7. If sinhx = 3, then show that
Sol:
8. If coshx = 3/2, find cosh (2x) and sinh (2x).
Sol:
Writer - Dr. P. Bal Reddy